code: def test_ccprmod_zero_support():
      supports = [[0.0, 0.0, 1.0], [0.0, 1.0, 0.0], [0.0, 0.8, 0.2]]
      idx_correct_label = [0, 2, 0]
      assert np.isclose(
          ccprmod(supports, idx_correct_label), 0, atol=0.01
      ).all()
  
file_path: DESlib/deslib/tests/util/test_prob_functions.py
imports: import numpy
  import pytest
  from deslib.util.prob_functions import ccprmod, log_func, min_difference, softmax, exponential_func, entropy_func
label_desc: Use image node_id 3 for calling a global function with example usage: test_ccprmod_zero_support() without return types